"ID" is a movement designed to destroy the credibility of evolutionary theory. So far, the best argument "ID" has is that "we don't know therefore God did it".
No, it's a grouping of mathematical and biological views that describe apparantly fatal flaws in the construct that everything can be explained via random mutation and natural selection then posits that life designed by intelligence -- regardless as to how it was done -- is a more rational way of looking at reality.